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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
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31 dez 1899 ano - The American Roentgen Ray Society (ARRS) was founded
Adicionado na linha do tempo:
History of x-rays
By
Kayla-Joyce James
23 out 2018
0
0
199
Data:
31 dez 1899 ano
Agora
~ 124 years ago
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